/*
 * Copyright 2009 Johnson Consulting Services
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.johnsoncs.gwt.widgets.client.dynamictable.actions;

import com.johnsoncs.gwt.widgets.client.dynamictable.DynamicTable;

/**
 * Defines a handler for table actions, such as displaying settings, or exporting records
 * @author wilj
 *
 * @param <T> the generic type with which the table structure is associated
 */
public interface ActionHandler<T> {
	/**
	 * Checks to see if the action should be enabled for the table.
	 * Called each time the actions menu is displayed.
	 * @param table the table with which the action will be associated
	 * @return true if the action should be enabled for the table
	 */
	public boolean isEnabledFor(DynamicTable<T> table);

	/**
	 * Invoked when the action should be performed on the table
	 * @param table the table on which to perform the action
	 */
	public void onAction(DynamicTable<T> table);
}
